{"id":2516,"date":"2022-04-23T03:08:23","date_gmt":"2022-04-22T18:08:23","guid":{"rendered":"https:\/\/engineering.webstudio168.jp\/?p=2516"},"modified":"2022-07-04T04:02:05","modified_gmt":"2022-07-03T19:02:05","slug":"javascript-session","status":"publish","type":"post","link":"https:\/\/engineering.webstudio168.jp\/blog\/javascript-session\/","title":{"rendered":"JavaScript\u3067\u30d6\u30e9\u30a6\u30b6\u306esession\u306b\u5024\u3092\u683c\u7d0d\u30fb\u62bd\u51fa\uff08\u53d6\u5f97\uff09\u30fb\u524a\u9664\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/engineering.webstudio168.jp\/blog\/javascript-session\/#session%E6%93%8D%E4%BD%9C%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E6%A7%8B%E6%96%87\" >session\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u69cb\u6587<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/engineering.webstudio168.jp\/blog\/javascript-session\/#%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB\" >\u30b5\u30f3\u30d7\u30eb<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/engineering.webstudio168.jp\/blog\/javascript-session\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/engineering.webstudio168.jp\/blog\/javascript-session\/#%E3%83%96%E3%83%A9%E3%82%A6%E3%82%B6%E3%82%92%E6%9B%B4%E6%96%B0%E3%81%99%E3%82%8B%E3%81%A8%E6%A0%BC%E7%B4%8D%E3%81%97%E3%81%9Fsession%E3%81%8C%E6%B6%88%E3%81%88%E3%81%A6%E3%81%97%E3%81%BE%E3%81%A3%E3%81%A6%E6%B0%B8%E7%B6%9A%E3%81%97%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88\" >\u30d6\u30e9\u30a6\u30b6\u3092\u66f4\u65b0\u3059\u308b\u3068\u683c\u7d0d\u3057\u305fsession\u304c\u6d88\u3048\u3066\u3057\u307e\u3063\u3066\u6c38\u7d9a\u3057\u306a\u3044\u5834\u5408<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"session%E6%93%8D%E4%BD%9C%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E6%A7%8B%E6%96%87\"><\/span>session\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u69cb\u6587<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"session-sample.js\" data-lang=\"JavaScript\"><code>\/\/ session \u683c\u7d0d\nwindow.sessionStorage.setItem([&#39;KEY&#39;],[&#39;VALUE&#39;]);\n\n\/\/ session VALUE\u306e\u53d6\u5f97\nwindow.sessionStorage.getItem([&#39;KEY&#39;]);\n\n\/\/ \u6307\u5b9asession\uff08KEY\u306b\u57fa\u3065\u304f\uff09\u306e\u524a\u9664\nwindow.sessionStorage.removeItem([&#39;KEY&#39;]);\n\n\/\/ \u5168session \u524a\u9664\nwindow.sessionStorage.clear();\n\n\/\/ session\u306e\u6570\u3092\u53d6\u5f97\nwindow.sessionStorage.length;<\/code><\/pre><\/div>\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6481058887327275\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-6481058887327275\" data-ad-slot=\"6649918654\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB\"><\/span>\u30b5\u30f3\u30d7\u30eb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"session-sample02.js\" data-lang=\"JavaScript\"><code>\/* \u30ad\u30fc *\/\nconst key01 = &#39;key-1&#39;; \nconst key02 = &#39;key-2&#39;;\n\/* \u5024 *\/\nconst val01 = &#39;val-1&#39;;\nconst val02 = &#39;val-2&#39;; \/\/ \u5f8c\u3005\u6587\u5b57\u5217\u3092\u5909\u66f4\u3057\u305f\u3068\u304d\u306e\u305f\u3081\u306b\u5b9a\u6570\u3067\u4e00\u304b\u6240\u3067\u7ba1\u7406\u3057\u3066\u3044\u307e\u3059\n\nwindow.sessionStorage.setItem([key01],[val01]); \/\/ \u300c&#39;key-1&#39;:&#39;val-1&#39;\u300d\u3092\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u30bb\u30c3\u30c8\nwindow.sessionStorage.setItem([key02],[val02]); \/\/ \u300c&#39;key-2&#39;:&#39;val-2&#39;\u300d\u3092\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u30bb\u30c3\u30c8\n\nvar a = window.sessionStorage.getItem([key01]); \/\/ \u30ad\u30fckey-1\u3092\u3082\u3064\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u5024\u3092\u53d6\u5f97\nconsole.log(a);    \/\/ \u51fa\u529b\uff1aval-1\n\nwindow.sessionStorage.removeItem([key01]); \/\/ \u30ad\u30fckey-1\u3092\u3082\u3064\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u524a\u9664(1)\na = window.sessionStorage.getItem([key01]);\nconsole.log(a);   \/\/ \u51fa\u529b\uff1anull \/\/ (1)\u3067\u524a\u9664\u3057\u3066\u3057\u307e\u3063\u305f\u306e\u3067null\u304c\u8fd4\u308b\n\nwindow.sessionStorage.clear(); \/\/ \u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u5168\u524a\u9664(2)\nvar b = window.sessionStorage.getItem([key02]);\nconsole.log(b);   \/\/ \u51fa\u529b\uff1anull \/\/ (2)\u3067\u524a\u9664\u3057\u3066\u3057\u307e\u3063\u305f\u306e\u3067null\u304c\u8fd4\u308b\n\nvar size = window.sessionStorage.length\nconsole.log(size);  \/\/ \u51fa\u529b\uff1a0 \/\/ (2)\u3067\u524a\u9664\u3057\u3066\u3057\u307e\u3063\u305f\u306e\u3067\u30bb\u30c3\u30b7\u30e7\u30f3\u306f\u7a7a<\/code><\/pre><\/div>\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6481058887327275\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-6481058887327275\" data-ad-slot=\"6649918654\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u6642\u306f\u3001\u307e\u305a<code>window<\/code>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304b\u3089\u66f8\u304d\u59cb\u3081\u308b\u306e\u306f\u3059\u3079\u3066\u306e\u64cd\u4f5c\u306b\u5171\u901a\u3067\u3059\u306d\u3002\u3055\u3089\u306b<code>window.sessionStorage<\/code>\u307e\u3067\u899a\u3048\u3066\u3057\u307e\u3048\u3070\u304b\u306a\u308a\u5b9f\u5730\u3067\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u4f55\u3082\u8abf\u3079\u306a\u304f\u3066\u3082\u3059\u3089\u3059\u3089\u304b\u3051\u308b\u3088\u3046\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>window.sessionStorage.setItem()<\/code>\u3001<code>window.sessionStorage.getItem()<\/code>\u3001<code>window.sessionStorage.removeItem()<\/code>\u3001<code>window.sessionStorage.clear()<\/code>\u3001<code>window.sessionStorage.length<\/code>\u3001\u3053\u306e\uff15\u3064\u3092\u30de\u30b9\u30bf\u30fc\u3057\u3066\u3057\u307e\u3048\u3070\u4f55\u3082\u3080\u3064\u304b\u3057\u3044\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ed6\u306e\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u8a00\u8a9e\u3068\u9055\u3063\u3066<code>session_start<\/code>\uff08PHP\uff09\u306a\u3069\u3092\u5ba3\u8a00\u3059\u308b\u5fc5\u8981\u3082\u306a\u3044\u306e\u3067\u304b\u306a\u308a\u697d\u306a\u90e8\u985e\u306b\u5165\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%83%96%E3%83%A9%E3%82%A6%E3%82%B6%E3%82%92%E6%9B%B4%E6%96%B0%E3%81%99%E3%82%8B%E3%81%A8%E6%A0%BC%E7%B4%8D%E3%81%97%E3%81%9Fsession%E3%81%8C%E6%B6%88%E3%81%88%E3%81%A6%E3%81%97%E3%81%BE%E3%81%A3%E3%81%A6%E6%B0%B8%E7%B6%9A%E3%81%97%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88\"><\/span>\u30d6\u30e9\u30a6\u30b6\u3092\u66f4\u65b0\u3059\u308b\u3068\u683c\u7d0d\u3057\u305fsession\u304c\u6d88\u3048\u3066\u3057\u307e\u3063\u3066\u6c38\u7d9a\u3057\u306a\u3044\u5834\u5408<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u88dc\u8db3\u3067\u3059\u304c\u3001\u7a00\u306b<code>window.sessionStorage.setItem(['key-sample'],['value-samle']);<\/code>\u306e\u3088\u3046\u306b\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u30da\u30a2\u3092\u683c\u7d0d\u3057\u305f\u306f\u305a\u306a\u306e\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u66f4\u65b0\u3067\u6d88\u3048\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u5834\u5408\u306f\u3001\u307e\u305a\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u51e6\u7406\u306b\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u64cd\u4f5c\u3057\u3066\u521d\u671f\u5316\u3057\u3066\u3044\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u771f\u3063\u5148\u306b\u7591\u3063\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30d7\u30ec\u30fc\u30f3\u306aHTML\u3067\u306e\u691c\u8a3c\u3067\u306f100%\u4e0a\u624b\u304f\u3044\u304f\u306f\u305a\u306a\u306e\u3067\u3001JSP\u3084PHP\u304c\u304b\u3089\u3093\u3067\u3057\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">session\u306f\u30d5\u30ed\u30f3\u30c8\u3067\u3082\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u3082\u5171\u6709\u3057\u3066\u5229\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6481058887327275\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-6481058887327275\" data-ad-slot=\"6649918654\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script>\n","protected":false},"excerpt":{"rendered":"<p>session\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u69cb\u6587 \u30b5\u30f3\u30d7\u30eb \u307e\u3068\u3081 \u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u6642\u306f\u3001\u307e\u305awindow\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304b\u3089\u66f8\u304d\u59cb\u3081\u308b\u306e\u306f\u3059\u3079\u3066\u306e\u64cd\u4f5c\u306b\u5171\u901a\u3067\u3059\u306d\u3002\u3055\u3089\u306bwindow.sessionStorage\u307e\u3067\u899a\u3048\u3066\u3057\u307e\u3048 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2554,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","_themeisle_gutenberg_block_has_review":false,"sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[55],"tags":[8,84,48],"class_list":["post-2516","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","tag-javascript","tag-session","tag-48"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>JavaScript\u3067\u30d6\u30e9\u30a6\u30b6\u306esession\u306b\u5024\u3092\u683c\u7d0d\u30fb\u62bd\u51fa\uff08\u53d6\u5f97\uff09\u30fb\u524a\u9664\u3059\u308b\u65b9\u6cd5 | QooTechWEB-\u958b\u767a\u30ed\u30b0\u30fb\u5b9f\u52d9\u8a18\u9332\u30d6\u30ed\u30b0<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/engineering.webstudio168.jp\/blog\/javascript-session\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"JavaScript\u3067\u30d6\u30e9\u30a6\u30b6\u306esession\u306b\u5024\u3092\u683c\u7d0d\u30fb\u62bd\u51fa\uff08\u53d6\u5f97\uff09\u30fb\u524a\u9664\u3059\u308b\u65b9\u6cd5 | QooTechWEB-\u958b\u767a\u30ed\u30b0\u30fb\u5b9f\u52d9\u8a18\u9332\u30d6\u30ed\u30b0\" \/>\n<meta property=\"og:description\" content=\"session\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u69cb\u6587 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